24999919

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5009}}^1$

素因数の和:5070

約数の個数: 16

約数和(自身を含む): 30781440

約数和(自身を除く): 5781521

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 5009, 35063, 115207, 155279, 806449, 1086953, 3571417, 24999919]

約数ペア:

[(1, 24999919), (7, 3571417), (23, 1086953), (31, 806449), (161, 155279), (217, 115207), (713, 35063), (4991, 5009)]